Beyer Bunte Reihe Band 7014: fig 23A pg 13

Burda 305: fig 32A pg 13

Burda E418: fig 56 pg 40. Credited to H. Niebling.
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There are several variants of this pattern:

• Akazienblätter (larger square)

• Akazienblätter (smaller square)

• Akazienblätter (hexagonal)